1 files changed, 65 insertions, 0 deletions
diff --git a/src/include/fe_utils/string_utils.h b/src/include/fe_utils/string_utils.h
new file mode 100644
index 0000000..0cc4b21
--- /dev/null
+++ b/src/include/fe_utils/string_utils.h
@@ -0,0 +1,65 @@
+/*-------------------------------------------------------------------------
+ *
+ * String-processing utility routines for frontend code
+ *
+ * Utility functions that interpret backend output or quote strings for
+ * assorted contexts.
+ *
+ *
+ * Portions Copyright (c) 1996-2021, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1994, Regents of the University of California
+ *
+ * src/include/fe_utils/string_utils.h
+ *
+ *-------------------------------------------------------------------------
+ */
+#ifndef STRING_UTILS_H
+#define STRING_UTILS_H
+
+#include "libpq-fe.h"
+#include "pqexpbuffer.h"
+
+/* Global variables controlling behavior of fmtId() and fmtQualifiedId() */
+extern int	quote_all_identifiers;
+extern PQExpBuffer (*getLocalPQExpBuffer) (void);
+
+/* Functions */
+extern const char *fmtId(const char *identifier);
+extern const char *fmtQualifiedId(const char *schema, const char *id);
+
+extern char *formatPGVersionNumber(int version_number, bool include_minor,
+								   char *buf, size_t buflen);
+
+extern void appendStringLiteral(PQExpBuffer buf, const char *str,
+								int encoding, bool std_strings);
+extern void appendStringLiteralConn(PQExpBuffer buf, const char *str,
+									PGconn *conn);
+extern void appendStringLiteralDQ(PQExpBuffer buf, const char *str,
+								  const char *dqprefix);
+extern void appendByteaLiteral(PQExpBuffer buf,
+							   const unsigned char *str, size_t length,
+							   bool std_strings);
+
+extern void appendShellString(PQExpBuffer buf, const char *str);
+extern bool appendShellStringNoError(PQExpBuffer buf, const char *str);
+extern void appendConnStrVal(PQExpBuffer buf, const char *str);
+extern void appendPsqlMetaConnect(PQExpBuffer buf, const char *dbname);
+
+extern bool parsePGArray(const char *atext, char ***itemarray, int *nitems);
+
+extern bool appendReloptionsArray(PQExpBuffer buffer, const char *reloptions,
+								  const char *prefix, int encoding, bool std_strings);
+
+extern bool processSQLNamePattern(PGconn *conn, PQExpBuffer buf,
+								  const char *pattern,
+								  bool have_where, bool force_escape,
+								  const char *schemavar, const char *namevar,
+								  const char *altnamevar, const char *visibilityrule,
+								  PQExpBuffer dbnamebuf, int *dotcnt);
+
+extern void patternToSQLRegex(int encoding, PQExpBuffer dbnamebuf,
+							  PQExpBuffer schemabuf, PQExpBuffer namebuf,
+							  const char *pattern, bool force_escape,
+							  bool want_literal_dbname, int *dotcnt);
+
+#endif							/* STRING_UTILS_H */